Values.MetadataConfigSourceConfiguration for metadata to include in recommendation responses.
type nonrec t = {metadataColumns : MetadataColumnsList.t option;A list of metadata column names from your Items dataset to include in the recommendation response.
*)}val to_value :
t ->
[> `Structure of
(string * [> `List of [> `String of MetadataColumnName.t ] list ]) list ]